Find IP IPv4 Network/Subnet and its host address ranges

What is an IPv4 IP address its network and host address ranges?

An IPv4 IP address is an address used in order to uniquely identify a device on an IP network. The address is made up of 32 binary bits, which can be divisible into a network portion and host portion with the help of a subnet mask. The 32 binary bits are broken into four octets (1 octet = 8 bits). Each octet is converted to decimal and separated by a period (dot).

How to Subnet IPv4? Its simple answer is that subnetting is the process of taking a network and splitting it into smaller networks, known as subnets. It's used to free up more public IPv4 addresses and segment networks for security and easier management.
Following are the ranges of IPv4 subnet/network address and their host addresses.

IPv4 AddressIPv6 Address
144.21.111.1 0:0:0:0:0:ffff:9015:6f01
144.21.111.2 0:0:0:0:0:ffff:9015:6f02
144.21.111.3 0:0:0:0:0:ffff:9015:6f03
144.21.111.4 0:0:0:0:0:ffff:9015:6f04
144.21.111.5 0:0:0:0:0:ffff:9015:6f05
144.21.111.6 0:0:0:0:0:ffff:9015:6f06
144.21.111.7 0:0:0:0:0:ffff:9015:6f07
144.21.111.8 0:0:0:0:0:ffff:9015:6f08
144.21.111.9 0:0:0:0:0:ffff:9015:6f09
144.21.111.10 0:0:0:0:0:ffff:9015:6f0a
144.21.111.11 0:0:0:0:0:ffff:9015:6f0b
144.21.111.12 0:0:0:0:0:ffff:9015:6f0c
144.21.111.13 0:0:0:0:0:ffff:9015:6f0d
144.21.111.14 0:0:0:0:0:ffff:9015:6f0e
144.21.111.15 0:0:0:0:0:ffff:9015:6f0f
144.21.111.16 0:0:0:0:0:ffff:9015:6f10
144.21.111.17 0:0:0:0:0:ffff:9015:6f11
144.21.111.18 0:0:0:0:0:ffff:9015:6f12
144.21.111.19 0:0:0:0:0:ffff:9015:6f13
144.21.111.20 0:0:0:0:0:ffff:9015:6f14
144.21.111.21 0:0:0:0:0:ffff:9015:6f15
144.21.111.22 0:0:0:0:0:ffff:9015:6f16
144.21.111.23 0:0:0:0:0:ffff:9015:6f17
144.21.111.24 0:0:0:0:0:ffff:9015:6f18
144.21.111.25 0:0:0:0:0:ffff:9015:6f19
144.21.111.26 0:0:0:0:0:ffff:9015:6f1a
144.21.111.27 0:0:0:0:0:ffff:9015:6f1b
144.21.111.28 0:0:0:0:0:ffff:9015:6f1c
144.21.111.29 0:0:0:0:0:ffff:9015:6f1d
144.21.111.30 0:0:0:0:0:ffff:9015:6f1e
144.21.111.31 0:0:0:0:0:ffff:9015:6f1f
144.21.111.32 0:0:0:0:0:ffff:9015:6f20
144.21.111.33 0:0:0:0:0:ffff:9015:6f21
144.21.111.34 0:0:0:0:0:ffff:9015:6f22
144.21.111.35 0:0:0:0:0:ffff:9015:6f23
144.21.111.36 0:0:0:0:0:ffff:9015:6f24
144.21.111.37 0:0:0:0:0:ffff:9015:6f25
144.21.111.38 0:0:0:0:0:ffff:9015:6f26
144.21.111.39 0:0:0:0:0:ffff:9015:6f27
144.21.111.40 0:0:0:0:0:ffff:9015:6f28
144.21.111.41 0:0:0:0:0:ffff:9015:6f29
144.21.111.42 0:0:0:0:0:ffff:9015:6f2a
144.21.111.43 0:0:0:0:0:ffff:9015:6f2b
144.21.111.44 0:0:0:0:0:ffff:9015:6f2c
144.21.111.45 0:0:0:0:0:ffff:9015:6f2d
144.21.111.46 0:0:0:0:0:ffff:9015:6f2e
144.21.111.47 0:0:0:0:0:ffff:9015:6f2f
144.21.111.48 0:0:0:0:0:ffff:9015:6f30
144.21.111.49 0:0:0:0:0:ffff:9015:6f31
144.21.111.50 0:0:0:0:0:ffff:9015:6f32
144.21.111.51 0:0:0:0:0:ffff:9015:6f33
144.21.111.52 0:0:0:0:0:ffff:9015:6f34
144.21.111.53 0:0:0:0:0:ffff:9015:6f35
144.21.111.54 0:0:0:0:0:ffff:9015:6f36
144.21.111.55 0:0:0:0:0:ffff:9015:6f37
144.21.111.56 0:0:0:0:0:ffff:9015:6f38
144.21.111.57 0:0:0:0:0:ffff:9015:6f39
144.21.111.58 0:0:0:0:0:ffff:9015:6f3a
144.21.111.59 0:0:0:0:0:ffff:9015:6f3b
144.21.111.60 0:0:0:0:0:ffff:9015:6f3c


144.21.111.61 0:0:0:0:0:ffff:9015:6f3d
144.21.111.62 0:0:0:0:0:ffff:9015:6f3e
144.21.111.63 0:0:0:0:0:ffff:9015:6f3f
144.21.111.64 0:0:0:0:0:ffff:9015:6f40
144.21.111.65 0:0:0:0:0:ffff:9015:6f41
144.21.111.66 0:0:0:0:0:ffff:9015:6f42
144.21.111.67 0:0:0:0:0:ffff:9015:6f43
144.21.111.68 0:0:0:0:0:ffff:9015:6f44
144.21.111.69 0:0:0:0:0:ffff:9015:6f45
144.21.111.70 0:0:0:0:0:ffff:9015:6f46
144.21.111.71 0:0:0:0:0:ffff:9015:6f47
144.21.111.72 0:0:0:0:0:ffff:9015:6f48
144.21.111.73 0:0:0:0:0:ffff:9015:6f49
144.21.111.74 0:0:0:0:0:ffff:9015:6f4a
144.21.111.75 0:0:0:0:0:ffff:9015:6f4b
144.21.111.76 0:0:0:0:0:ffff:9015:6f4c
144.21.111.77 0:0:0:0:0:ffff:9015:6f4d
144.21.111.78 0:0:0:0:0:ffff:9015:6f4e
144.21.111.79 0:0:0:0:0:ffff:9015:6f4f
144.21.111.80 0:0:0:0:0:ffff:9015:6f50
144.21.111.81 0:0:0:0:0:ffff:9015:6f51
144.21.111.82 0:0:0:0:0:ffff:9015:6f52
144.21.111.83 0:0:0:0:0:ffff:9015:6f53
144.21.111.84 0:0:0:0:0:ffff:9015:6f54
144.21.111.85 0:0:0:0:0:ffff:9015:6f55
144.21.111.86 0:0:0:0:0:ffff:9015:6f56
144.21.111.87 0:0:0:0:0:ffff:9015:6f57
144.21.111.88 0:0:0:0:0:ffff:9015:6f58
144.21.111.89 0:0:0:0:0:ffff:9015:6f59
144.21.111.90 0:0:0:0:0:ffff:9015:6f5a
144.21.111.91 0:0:0:0:0:ffff:9015:6f5b
144.21.111.92 0:0:0:0:0:ffff:9015:6f5c
144.21.111.93 0:0:0:0:0:ffff:9015:6f5d
144.21.111.94 0:0:0:0:0:ffff:9015:6f5e
144.21.111.95 0:0:0:0:0:ffff:9015:6f5f
144.21.111.96 0:0:0:0:0:ffff:9015:6f60
144.21.111.97 0:0:0:0:0:ffff:9015:6f61
144.21.111.98 0:0:0:0:0:ffff:9015:6f62
144.21.111.99 0:0:0:0:0:ffff:9015:6f63
144.21.111.100 0:0:0:0:0:ffff:9015:6f64
144.21.111.101 0:0:0:0:0:ffff:9015:6f65
144.21.111.102 0:0:0:0:0:ffff:9015:6f66
144.21.111.103 0:0:0:0:0:ffff:9015:6f67
144.21.111.104 0:0:0:0:0:ffff:9015:6f68
144.21.111.105 0:0:0:0:0:ffff:9015:6f69
144.21.111.106 0:0:0:0:0:ffff:9015:6f6a
144.21.111.107 0:0:0:0:0:ffff:9015:6f6b
144.21.111.108 0:0:0:0:0:ffff:9015:6f6c
144.21.111.109 0:0:0:0:0:ffff:9015:6f6d
144.21.111.110 0:0:0:0:0:ffff:9015:6f6e
144.21.111.111 0:0:0:0:0:ffff:9015:6f6f
144.21.111.112 0:0:0:0:0:ffff:9015:6f70
144.21.111.113 0:0:0:0:0:ffff:9015:6f71
144.21.111.114 0:0:0:0:0:ffff:9015:6f72
144.21.111.115 0:0:0:0:0:ffff:9015:6f73
144.21.111.116 0:0:0:0:0:ffff:9015:6f74
144.21.111.117 0:0:0:0:0:ffff:9015:6f75
144.21.111.118 0:0:0:0:0:ffff:9015:6f76
144.21.111.119 0:0:0:0:0:ffff:9015:6f77
144.21.111.120 0:0:0:0:0:ffff:9015:6f78


144.21.111.121 0:0:0:0:0:ffff:9015:6f79
144.21.111.122 0:0:0:0:0:ffff:9015:6f7a
144.21.111.123 0:0:0:0:0:ffff:9015:6f7b
144.21.111.124 0:0:0:0:0:ffff:9015:6f7c
144.21.111.125 0:0:0:0:0:ffff:9015:6f7d
144.21.111.126 0:0:0:0:0:ffff:9015:6f7e
144.21.111.127 0:0:0:0:0:ffff:9015:6f7f
144.21.111.128 0:0:0:0:0:ffff:9015:6f80
144.21.111.129 0:0:0:0:0:ffff:9015:6f81
144.21.111.130 0:0:0:0:0:ffff:9015:6f82
144.21.111.131 0:0:0:0:0:ffff:9015:6f83
144.21.111.132 0:0:0:0:0:ffff:9015:6f84
144.21.111.133 0:0:0:0:0:ffff:9015:6f85
144.21.111.134 0:0:0:0:0:ffff:9015:6f86
144.21.111.135 0:0:0:0:0:ffff:9015:6f87
144.21.111.136 0:0:0:0:0:ffff:9015:6f88
144.21.111.137 0:0:0:0:0:ffff:9015:6f89
144.21.111.138 0:0:0:0:0:ffff:9015:6f8a
144.21.111.139 0:0:0:0:0:ffff:9015:6f8b
144.21.111.140 0:0:0:0:0:ffff:9015:6f8c
144.21.111.141 0:0:0:0:0:ffff:9015:6f8d
144.21.111.142 0:0:0:0:0:ffff:9015:6f8e
144.21.111.143 0:0:0:0:0:ffff:9015:6f8f
144.21.111.144 0:0:0:0:0:ffff:9015:6f90
144.21.111.145 0:0:0:0:0:ffff:9015:6f91
144.21.111.146 0:0:0:0:0:ffff:9015:6f92
144.21.111.147 0:0:0:0:0:ffff:9015:6f93
144.21.111.148 0:0:0:0:0:ffff:9015:6f94
144.21.111.149 0:0:0:0:0:ffff:9015:6f95
144.21.111.150 0:0:0:0:0:ffff:9015:6f96
144.21.111.151 0:0:0:0:0:ffff:9015:6f97
144.21.111.152 0:0:0:0:0:ffff:9015:6f98
144.21.111.153 0:0:0:0:0:ffff:9015:6f99
144.21.111.154 0:0:0:0:0:ffff:9015:6f9a
144.21.111.155 0:0:0:0:0:ffff:9015:6f9b
144.21.111.156 0:0:0:0:0:ffff:9015:6f9c
144.21.111.157 0:0:0:0:0:ffff:9015:6f9d
144.21.111.158 0:0:0:0:0:ffff:9015:6f9e
144.21.111.159 0:0:0:0:0:ffff:9015:6f9f
144.21.111.160 0:0:0:0:0:ffff:9015:6fa0
144.21.111.161 0:0:0:0:0:ffff:9015:6fa1
144.21.111.162 0:0:0:0:0:ffff:9015:6fa2
144.21.111.163 0:0:0:0:0:ffff:9015:6fa3
144.21.111.164 0:0:0:0:0:ffff:9015:6fa4
144.21.111.165 0:0:0:0:0:ffff:9015:6fa5
144.21.111.166 0:0:0:0:0:ffff:9015:6fa6
144.21.111.167 0:0:0:0:0:ffff:9015:6fa7
144.21.111.168 0:0:0:0:0:ffff:9015:6fa8
144.21.111.169 0:0:0:0:0:ffff:9015:6fa9
144.21.111.170 0:0:0:0:0:ffff:9015:6faa
144.21.111.171 0:0:0:0:0:ffff:9015:6fab
144.21.111.172 0:0:0:0:0:ffff:9015:6fac
144.21.111.173 0:0:0:0:0:ffff:9015:6fad
144.21.111.174 0:0:0:0:0:ffff:9015:6fae
144.21.111.175 0:0:0:0:0:ffff:9015:6faf
144.21.111.176 0:0:0:0:0:ffff:9015:6fb0
144.21.111.177 0:0:0:0:0:ffff:9015:6fb1
144.21.111.178 0:0:0:0:0:ffff:9015:6fb2
144.21.111.179 0:0:0:0:0:ffff:9015:6fb3
144.21.111.180 0:0:0:0:0:ffff:9015:6fb4


144.21.111.181 0:0:0:0:0:ffff:9015:6fb5
144.21.111.182 0:0:0:0:0:ffff:9015:6fb6
144.21.111.183 0:0:0:0:0:ffff:9015:6fb7
144.21.111.184 0:0:0:0:0:ffff:9015:6fb8
144.21.111.185 0:0:0:0:0:ffff:9015:6fb9
144.21.111.186 0:0:0:0:0:ffff:9015:6fba
144.21.111.187 0:0:0:0:0:ffff:9015:6fbb
144.21.111.188 0:0:0:0:0:ffff:9015:6fbc
144.21.111.189 0:0:0:0:0:ffff:9015:6fbd
144.21.111.190 0:0:0:0:0:ffff:9015:6fbe
144.21.111.191 0:0:0:0:0:ffff:9015:6fbf
144.21.111.192 0:0:0:0:0:ffff:9015:6fc0
144.21.111.193 0:0:0:0:0:ffff:9015:6fc1
144.21.111.194 0:0:0:0:0:ffff:9015:6fc2
144.21.111.195 0:0:0:0:0:ffff:9015:6fc3
144.21.111.196 0:0:0:0:0:ffff:9015:6fc4
144.21.111.197 0:0:0:0:0:ffff:9015:6fc5
144.21.111.198 0:0:0:0:0:ffff:9015:6fc6
144.21.111.199 0:0:0:0:0:ffff:9015:6fc7
144.21.111.200 0:0:0:0:0:ffff:9015:6fc8
144.21.111.201 0:0:0:0:0:ffff:9015:6fc9
144.21.111.202 0:0:0:0:0:ffff:9015:6fca
144.21.111.203 0:0:0:0:0:ffff:9015:6fcb
144.21.111.204 0:0:0:0:0:ffff:9015:6fcc
144.21.111.205 0:0:0:0:0:ffff:9015:6fcd
144.21.111.206 0:0:0:0:0:ffff:9015:6fce
144.21.111.207 0:0:0:0:0:ffff:9015:6fcf
144.21.111.208 0:0:0:0:0:ffff:9015:6fd0
144.21.111.209 0:0:0:0:0:ffff:9015:6fd1
144.21.111.210 0:0:0:0:0:ffff:9015:6fd2
144.21.111.211 0:0:0:0:0:ffff:9015:6fd3
144.21.111.212 0:0:0:0:0:ffff:9015:6fd4
144.21.111.213 0:0:0:0:0:ffff:9015:6fd5
144.21.111.214 0:0:0:0:0:ffff:9015:6fd6
144.21.111.215 0:0:0:0:0:ffff:9015:6fd7
144.21.111.216 0:0:0:0:0:ffff:9015:6fd8
144.21.111.217 0:0:0:0:0:ffff:9015:6fd9
144.21.111.218 0:0:0:0:0:ffff:9015:6fda
144.21.111.219 0:0:0:0:0:ffff:9015:6fdb
144.21.111.220 0:0:0:0:0:ffff:9015:6fdc
144.21.111.221 0:0:0:0:0:ffff:9015:6fdd
144.21.111.222 0:0:0:0:0:ffff:9015:6fde
144.21.111.223 0:0:0:0:0:ffff:9015:6fdf
144.21.111.224 0:0:0:0:0:ffff:9015:6fe0
144.21.111.225 0:0:0:0:0:ffff:9015:6fe1
144.21.111.226 0:0:0:0:0:ffff:9015:6fe2
144.21.111.227 0:0:0:0:0:ffff:9015:6fe3
144.21.111.228 0:0:0:0:0:ffff:9015:6fe4
144.21.111.229 0:0:0:0:0:ffff:9015:6fe5
144.21.111.230 0:0:0:0:0:ffff:9015:6fe6
144.21.111.231 0:0:0:0:0:ffff:9015:6fe7
144.21.111.232 0:0:0:0:0:ffff:9015:6fe8
144.21.111.233 0:0:0:0:0:ffff:9015:6fe9
144.21.111.234 0:0:0:0:0:ffff:9015:6fea
144.21.111.235 0:0:0:0:0:ffff:9015:6feb
144.21.111.236 0:0:0:0:0:ffff:9015:6fec
144.21.111.237 0:0:0:0:0:ffff:9015:6fed
144.21.111.238 0:0:0:0:0:ffff:9015:6fee
144.21.111.239 0:0:0:0:0:ffff:9015:6fef
144.21.111.240 0:0:0:0:0:ffff:9015:6ff0
144.21.111.241 0:0:0:0:0:ffff:9015:6ff1
144.21.111.242 0:0:0:0:0:ffff:9015:6ff2
144.21.111.243 0:0:0:0:0:ffff:9015:6ff3
144.21.111.244 0:0:0:0:0:ffff:9015:6ff4
144.21.111.245 0:0:0:0:0:ffff:9015:6ff5
144.21.111.246 0:0:0:0:0:ffff:9015:6ff6
144.21.111.247 0:0:0:0:0:ffff:9015:6ff7
144.21.111.248 0:0:0:0:0:ffff:9015:6ff8
144.21.111.249 0:0:0:0:0:ffff:9015:6ff9
144.21.111.250 0:0:0:0:0:ffff:9015:6ffa
144.21.111.251 0:0:0:0:0:ffff:9015:6ffb
144.21.111.252 0:0:0:0:0:ffff:9015:6ffc
144.21.111.253 0:0:0:0:0:ffff:9015:6ffd
144.21.111.254 0:0:0:0:0:ffff:9015:6ffe
144.21.111.255 0:0:0:0:0:ffff:9015:6fff


How we got IPv4 subnet masks?

An IPv4 subnet mask consists of 32 bits; it is a sequence of ones (1) followed by a block of zeros (0). The ones indicate bits in the address used for the network prefix and the trailing block of zeros designates that part as being the host identifier.